US PATENT SUBCLASS 280 / 43.14
.~.~.~.~ With nonwheel means for engaging the supporting surface

Current as of: June, 1999
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280 /   HD   LAND VEHICLES

29  DF  WHEELED {21}
638  DF  .~ Extensible {6}
43  DF  .~.~ Vertically adjustable wheels {8}
43.13  DF  .~.~.~ Interconnecting means for adjusting wheels on different axles {2}
43.14.~.~.~.~ With nonwheel means for engaging the supporting surface {1}
43.15  DF  .~.~.~.~.~> With means to vary distance between wheels

DEFINITION

Classification: 280/43.14

(under subclass 43.13) Vehicle wherein the vertically adjustable wheels are replaced as a support for the vehicle running gear by leg or skid means when the wheels are vertically adjusted to a given position.

SEE OR SEARCH THIS CLASS, SUBCLASS:

43.1, for an unstable vehicle stabilized by an attendant or an article.

43.24, for vehicles having vertically adjustable wheels and nonwheel means for engaging the supporting surface when the wheels are adjusted to a given position.

SEE OR SEARCH CLASS

16, Miscellaneous Hardware,

32+, for casters for supporting furniture or other like objects wherein the caster is vertically adjustable to a position above the floor.